/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.shardingsphere.agent.core.yaml;

import org.apache.shardingsphere.agent.core.util.AgentPreconditions;
import org.yaml.snakeyaml.constructor.Constructor;

/**
 * Agent YAML constructor.
 */
public final class AgentYamlConstructor extends Constructor {
    
    private final Class<?> rootClass;
    
    public AgentYamlConstructor(final Class<?> rootClass) {
        super(rootClass);
        this.rootClass = rootClass;
    }
    
    @Override
    protected Class<?> getClassForName(final String className) throws ClassNotFoundException {
        AgentPreconditions.checkState(className.equals(rootClass.getName()), String.format("Class `%s` is not accepted", className));
        return super.getClassForName(className);
    }
}
